Table 1.
Characteristics of the study groups at inclusion
| MF (n = 11) | OAT Mosaicplasty (n = 14) | |
|---|---|---|
| Age, yearsa (n = 25) | 31.7 (8.0) | 32.7 (7.8) |
| Duration of symptoms, mosa (n = 24) | 111.0 (77.3) | 75.8 (73.5) |
| Gender, n (%) | ||
| Females | 5 (45) | 6 (43) |
| Males | 6 (55) | 8 (57) |
| Right/left | 7/4 | 8/6 |
| Lesion localization (n = 25) | ||
| Trochlea | 0 | 2 |
| Medial femoral condyle | 10 | 10 |
| Lateral femoral condyle | 1 | 2 |
| Lesion sizeb (n = 25) | 2.6 (2.0–5.2) | 3.0 (2.0–6.0) |
| Injury mechanism (n = 25) | ||
| Gradual onset | 0 | 4 |
| Trauma/acute onset | 5 | 6 |
| Osteochondritis dissecans | 6 | 4 |
| ICRS classification (grade 3/4) | 4/7 | 8/6 |
| Previous cartilage surgeryc | 3 | 1 |
| Tegner activity level scoreb (n = 23) | 3 (0–4) | 2.5 (0–4) |
ICRS International Cartilage Repair Society
aMean and (standard deviation)
bmedian and (range)
cResurfacing and/or grafting and/or transplantation